JSON Path string to number

[markfree]

Using preprocessing, I'm trying to read some JSON data from a service and it is returning me a string instead of a number.

The JSON is similar to this:

{
"nodes": {
"rHhmEKJNSMmpcV9p5my2CQ": {
"timestamp": null,
"name":

...

[Gutsycat]

I knew that Zabbix supports JSON Path as described here https://www.zabbix.org/wiki/Testing_Of_Preprocessing. Good.

I went to http://jsonpath.com/ for test and made this query $.phoneNumbers[?(@.type=="iPhone")].number

I got this

[
"0123-4567-8888"...

[Jesh]

I have installed zabbix sender in redhat server. It is installed. But I cannot see zabbix-sender directory under usr/bin or usr/local/bin, usr/local/sbin.

Note ; My RedHat version is 4.8, Zabbix version is 2.4.8,

I used following commands to install zabbix sender and got...